diff --git a/lemarche/conversations/admin.py b/lemarche/conversations/admin.py
index f865d1fc5..0de55034e 100644
--- a/lemarche/conversations/admin.py
+++ b/lemarche/conversations/admin.py
@@ -134,7 +134,7 @@ def data_display(self, conversation: Conversation = None):
 
 @admin.register(TemplateTransactional, site=admin_site)
 class TemplateTransactionalAdmin(admin.ModelAdmin):
-    list_display = ["id", "name", "mailjet_id", "brevo_id", "created_at", "updated_at"]
+    list_display = ["id", "name", "mailjet_id", "brevo_id", "source", "is_active", "created_at", "updated_at"]
     search_fields = ["id", "name", "mailjet_id", "brevo_id"]
 
     readonly_fields = ["created_at", "updated_at"]
diff --git a/lemarche/conversations/constants.py b/lemarche/conversations/constants.py
index e56280a17..01019515b 100644
--- a/lemarche/conversations/constants.py
+++ b/lemarche/conversations/constants.py
@@ -1 +1,9 @@
 ATTRIBUTES_TO_SAVE_FOR_INBOUND = ["From", "To", "CC", "ReplyTo", "SentAtDate", "Attachments"]
+
+SOURCE_MAILJET = "MAILJET"
+SOURCE_BREVO = "BREVO"
+
+SOURCE_CHOICES = (
+    (SOURCE_MAILJET, "Mailjet"),
+    (SOURCE_BREVO, "Brevo"),
+)
diff --git a/lemarche/conversations/migrations/0012_templatetransactional.py b/lemarche/conversations/migrations/0012_templatetransactional.py
index 42b81aa1a..f2a9b4997 100644
--- a/lemarche/conversations/migrations/0012_templatetransactional.py
+++ b/lemarche/conversations/migrations/0012_templatetransactional.py
@@ -21,7 +21,6 @@ class Migration(migrations.Migration):
                     models.IntegerField(
                         blank=True,
                         db_index=True,
-                        max_length=20,
                         null=True,
                         unique=True,
                         verbose_name="Identifiant Mailjet",
@@ -32,7 +31,6 @@ class Migration(migrations.Migration):
                     models.IntegerField(
                         blank=True,
                         db_index=True,
-                        max_length=20,
                         null=True,
                         unique=True,
                         verbose_name="Identifiant Brevo",
diff --git a/lemarche/conversations/migrations/0013_templatetransactional_source_and_is_active.py b/lemarche/conversations/migrations/0013_templatetransactional_source_and_is_active.py
new file mode 100644
index 000000000..be0b6968a
--- /dev/null
+++ b/lemarche/conversations/migrations/0013_templatetransactional_source_and_is_active.py
@@ -0,0 +1,24 @@
+# Generated by Django 4.2.2 on 2023-12-14 10:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("conversations", "0012_templatetransactional"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="templatetransactional",
+            name="is_active",
+            field=models.BooleanField(default=False, verbose_name="Actif"),
+        ),
+        migrations.AddField(
+            model_name="templatetransactional",
+            name="source",
+            field=models.CharField(
+                blank=True, choices=[("MAILJET", "Mailjet"), ("BREVO", "Brevo")], max_length=20, verbose_name="Source"
+            ),
+        ),
+    ]
diff --git a/lemarche/conversations/models.py b/lemarche/conversations/models.py
index af3119c90..52d601046 100644
--- a/lemarche/conversations/models.py
+++ b/lemarche/conversations/models.py
@@ -8,6 +8,8 @@
 from django_extensions.db.fields import ShortUUIDField
 from shortuuid import uuid
 
+from lemarche.conversations import constants as conversation_constants
+
 
 class ConversationQuerySet(models.QuerySet):
     def has_answer(self):
@@ -192,6 +194,11 @@ class TemplateTransactional(models.Model):
     )
     brevo_id = models.IntegerField(verbose_name="Identifiant Brevo", unique=True, db_index=True, blank=True, null=True)
 
+    source = models.CharField(
+        verbose_name="Source", max_length=20, choices=conversation_constants.SOURCE_CHOICES, blank=True
+    )
+    is_active = models.BooleanField(verbose_name="Actif", default=False)
+
     created_at = models.DateTimeField(verbose_name="Date de création", default=timezone.now)
     updated_at = models.DateTimeField(verbose_name="Date de modification", auto_now=True)